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Finding the Third Proportional to 401,101.88 and 808,764.75

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Solution

The third proportional to 401,101.88 and 808,764.75 is: 1,630,758.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,101.88 : 808,764.75 = 808,764.75 : x
  2. Step 2: Convert to fraction form
    401,101.88/808,764.75 = 808,764.75/x
  3. Step 3: Cross multiply
    401,101.88x = 808,764.75 × 808,764.75
  4. Step 4: Simplify right side
    401,101.88x = 654,100,420,842.56
  5. Step 5: Solve for x
    x = 654,100,420,842.56/401,101.88
  6. Step 6: Final answer
    x = 1,630,758.82

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Why These Related Problems?

These problems maintain the same ratio (2.02) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.